US2910336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door balance and limit device
Assignee: E L Mustee and Sons Inc
•
Filing: 1956-03-20
•
Granted: 1959-10-27
•
Expires: 1976-03-20
Abstract
No abstract record available.
Inventors
- 👤 Bernard E Mustee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:38
CPC Classifications
E; E05; E05F; E05F1/00; E05F1/08; E05F1/10; E05F1/1041; E05F1/105; E05F1/1058; E05Y; E05Y2900/00; E05Y2900/30; E05Y2900/308
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US516005A
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US665752A
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US686603A
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GB190717021A
Cited
FR537032A
Cited
US1536391A
Cited
US1714950A
Cited
GB434287A
Cited
US2076173A
Cited
US2657420A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-26 | 1963-04-27 | 1963-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-26 | 1967-04-27 | 1967-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-26 | 1971-04-27 | 1971-10-27 | $7700.00 | Window Closed / Lapsed |